| Lat / long: | 37.59131, -121.60713 |
| Tertiary: | Manganese |
| Operation type: | Surface |
| Development status: | Past Producer |
| MRDS | M004666 |
| MAS | 60010017 |
| DEP | 10162873 |
| Reference | {Deposit:: CALIF JOUR MINES& GEO V 46 NO2 APRIL 1950 334 PI 58}{Deposit:: DOM BULL 125 P100} |
| Reporter | Western Field Operations Center (WFOC) |